Question

The heartbeat is measured by an instrument called

• A. Thermometer
• B. Sphygmomanometer
• C. Stethoscope
• D. None of the above

Answer 1

The correct option is C

Stethoscope

The correct answer is a stethoscope.

Explanation for correct answer

A stethoscope is a medical instrument used to measure heartbeat.

Explanation for incorrect answer

1. A thermometer- is a medical instrument used to measure temperature.
2. A sphygmomanometer- is a device used to measure blood pressure.

So, the heartbeat is measured by an instrument called a stethoscope.